PROCEEDINGS 



CALIFORNIA ACADEMY OF SCIENCES 



Fourth Series 



Vol. XI, No. 14, pp. 153-195, 7 text-figures November 2, 1921 



XIV 



INSECTS OF THE PRIBILOF ISLANDS, ALASKA 



CONTENTS 



Page 



Introduction by G. Dallas Hanna 153 



Coleoptera by Edwin C. Van Dyke 156 



Hydrophorus fumipennis by M. C. Van Duzee 167 



Diptera (General Report) by F. R. Cole 169 



Anthomyiidae by J. R. Malloch 178 



Tipulidae by C. P. Alexander 183 



Hymenoptera (Bremidae) by Theodore H. Frison 185 



Hymenoptera (Saw-flies) by Alexander D. MacGillivray. . . 18S 

 Orthoptera, Neuroptera, Hemiptera and Lepidoptera by 



E. P. Van Duzee 193 



INTRODUCTION 



BY 



G. DALLAS HANNA 



Curator, Department of Invertebrate Paleontologx 



The Pribilof Islands, or the Alaska Fur-seal Islands, as they 

 are often called, are located near the center of Bering Sea. 

 They are approximately 200 miles from land in three directions. 

 Geologically, they are volcanic and very young. All evidence 



November 2, 1921. 



